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NAICS 21 is the North American Industry Classification System code for Mining, Quarrying, and Oil and Gas Extraction, a sector. It divides into 3 more specific codes, including Oil and Gas Extraction (211), Mining (except Oil and Gas) (212) and Support Activities for Mining (213).
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What is NAICS code 21?
NAICS 21 is the code for Mining, Quarrying, and Oil and Gas Extraction, a sector in the North American Industry Classification System (NAICS 2022). It has 3 more specific codes: 211, 212 and 213.